$270 Find Cheap Flights from Ontario to Islip

This is the cheapest one-way flight price found by a KAYAK user in the last 72 hours by searching for a flight to Islip departing on 7/16. Fares are subject to change and may not be available on all flights or dates of travel. Click the price to replicate the search for this deal.
1 adult
1 adult, Economy, 0 bags

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Flight Deals

Cheap Flights from Ontario to Islip

 
Here are some of the best deals found on KAYAK recently from the most popular airlines for round-trip flights from Ontario to Islip that are departing in the next months. While these flights were available on KAYAK in the last 72 hours, prices and availability are subject to change and deals may expire.
Discover the best prices for you by selecting your travel dates on KAYAK.

Recent round-trip flight deals from Ontario to Islip

Fri, Jul 24 - Mon, Jul 27
Multiple Airlines Logo
9:50 am - 9:53 am
YYZ
-
ISP
24h 03m
1 stop
Multiple Airlines Logo
10:57 am - 8:05 pm
ISP
-
YYZ
9h 08m
1 stop
$599Multiple Airlines
Fri, Jul 24 - Mon, Jul 27
Multiple Airlines Logo
8:10 am - 7:01 pm
YYZ
-
ISP
10h 51m
1 stop
Multiple Airlines Logo
2:28 pm - 8:05 pm
ISP
-
YYZ
29h 37m
2 stops
$624Multiple Airlines
Fri, Jul 3 - Sun, Jul 5
Multiple Airlines Logo
7:45 am - 10:03 am
YYZ
-
ISP
26h 18m
1 stop
Multiple Airlines Logo
7:00 am - 9:25 pm
ISP
-
YYZ
14h 25m
1 stop
$821Multiple Airlines
Fri, Jul 3 - Sun, Jul 5
Multiple Airlines Logo
8:10 am - 7:05 pm
YYZ
-
ISP
10h 55m
1 stop
Multiple Airlines Logo
5:50 pm - 2:55 pm
ISP
-
YYZ
21h 05m
2 stops
$884Multiple Airlines
Fri, Jul 17 - Mon, Jul 20
Multiple Airlines Logo
10:35 am - 8:59 pm
YUL
-
ISP
10h 24m
2 stops
Multiple Airlines Logo
7:26 am - 6:15 pm
ISP
-
YUL
10h 49m
1 stop
$905Multiple Airlines
Wed, Jul 1 - Mon, Jul 6
Multiple Airlines Logo
8:35 pm - 10:03 am
YUL
-
ISP
37h 28m
2 stops
Multiple Airlines Logo
10:00 am - 6:15 pm
ISP
-
YUL
8h 15m
1 stop
$906Multiple Airlines
Fri, Jul 17 - Mon, Jul 20
Multiple Airlines Logo
7:20 pm - 10:30 am
YUL
-
ISP
15h 10m
1 stop
Multiple Airlines Logo
7:26 am - 6:15 pm
ISP
-
YUL
10h 49m
1 stop
$924Multiple Airlines
Wed, Jul 1 - Mon, Jul 6
Multiple Airlines Logo
7:20 pm - 1:30 pm
YUL
-
ISP
18h 10m
1 stop
Multiple Airlines Logo
10:00 am - 6:15 pm
ISP
-
YUL
8h 15m
1 stop
$935Multiple Airlines
Fri, Jul 3 - Sun, Jul 5
Multiple Airlines Logo
3:40 pm - 10:30 am
YYZ
-
ISP
18h 50m
2 stops
Multiple Airlines Logo
7:00 am - 10:04 pm
ISP
-
YYZ
15h 04m
2 stops
$952Multiple Airlines
Wed, Jul 1 - Mon, Jul 6
Multiple Airlines Logo
10:35 am - 8:15 pm
YUL
-
ISP
9h 40m
2 stops
Multiple Airlines Logo
10:00 am - 12:37 am
ISP
-
YUL
14h 37m
2 stops
$1,139Multiple Airlines
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Good to know

Cheapest flight$270
Flight from Ottawa to Islip

FAQs for booking flights from Ontario to Islip

  • How does KAYAK find such low prices on flights from Ontario to Islip?

    KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from Ontario to Islip.

  • How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Ontario to Islip?

    KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Islip from Ontario is likely to change within 7 days, so travelers know whether to wait or book now.

  • What is the Hacker Fare option on flights from Ontario to Islip?

    Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional round-trip ticket. You could then fly to Islip with an airline and back to Ontario with another airline.

  • What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Ontario to Islip?

    Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to Islip from Ontario up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

Traveling to a place near Islip?

Book flights to Islip if you plan to visit one of these locations
Riverhead
Amagansett

Everything you need to know for your flight to Islip

Information on the airport you'll fly into in Islip

Islip (ISP)